Fun Facts About Time

Fun Facts Daily · Oct 10, 2025 · 14m

Time is not a universal constant. According to Albert Einstein's theory of relativity, time is relative and is affected by both speed and gravity. This phenomenon, known as time dilation, means that astronauts traveling at high speeds age slightly slower than people on Earth, while time also passes infinitesimally faster at higher elevations where gravity is weaker. On a cosmic scale, the universe is approximately 13.8 billion years old. To put historical time into perspective, the ancient Egyptian queen Cleopatra lived closer in time to the modern era than she did to the construction of the…